C) someone has just stolen/has just been stealing my bicycle. d) thank you for your offer, but / decided/i've decided not to accept. e) yesterday / lost/i've lost my wallet. f) take your umbrella with you. it started/it's started raining. g) we're enjoying our trip. we visited/we've visited two countries so far. h) i'm standing here/i've been standing here for hours and i feel tired, i) this was/has been a busy day and it isn't over yet! j) i feel really tired. we went/we've been to a party last night.